![Pre-adjustable automatic filling unit, anti-scale, inspectionable, with pressure setting indicator, manual cock, strainer, check valve. | Caleffi S.p.a. Pre-adjustable automatic filling unit, anti-scale, inspectionable, with pressure setting indicator, manual cock, strainer, check valve. | Caleffi S.p.a.](https://www.caleffi.com/sites/default/files/styles/container100_xxxl/public/media/external-image/553540.png?itok=xsPSwbFr)
Pre-adjustable automatic filling unit, anti-scale, inspectionable, with pressure setting indicator, manual cock, strainer, check valve. | Caleffi S.p.a.
![Hydraulic safety group for hot water storage heaters, with shut-off valve and controllable check valve. | Caleffi S.p.a. Hydraulic safety group for hot water storage heaters, with shut-off valve and controllable check valve. | Caleffi S.p.a.](https://www.caleffi.com/sites/default/files/styles/container100_xxxl/public/media/external-image/526140_0.png?itok=ARhLOQPR)
Hydraulic safety group for hot water storage heaters, with shut-off valve and controllable check valve. | Caleffi S.p.a.
![Anti-condensation recirculation and distribution unit, with thermostatic control of the return temperature to solid fuel generators. | Caleffi S.p.a. Anti-condensation recirculation and distribution unit, with thermostatic control of the return temperature to solid fuel generators. | Caleffi S.p.a.](https://www.caleffi.com/sites/default/files/product/cover/281064wyp.png)
Anti-condensation recirculation and distribution unit, with thermostatic control of the return temperature to solid fuel generators. | Caleffi S.p.a.
![Parandaluesi i kthimit të fluksit me gjeometri shumëfunksionale. Lloji BA. Konektorë bashkues me fllanxha. | Caleffi S.p.a. Parandaluesi i kthimit të fluksit me gjeometri shumëfunksionale. Lloji BA. Konektorë bashkues me fllanxha. | Caleffi S.p.a.](https://www.caleffi.com/sites/default/files/styles/container100_xxxl/public/media/external-image/580040_16.png?itok=9155zwNY)
Parandaluesi i kthimit të fluksit me gjeometri shumëfunksionale. Lloji BA. Konektorë bashkues me fllanxha. | Caleffi S.p.a.
![Pre-adjustable automatic filling unit for high flow rates, with double shut-off valve, check valve. | Caleffi S.p.a. Pre-adjustable automatic filling unit for high flow rates, with double shut-off valve, check valve. | Caleffi S.p.a.](https://www.caleffi.com/sites/default/files/styles/container100_xxxl/public/media/external-image/554040.png?itok=oR3fezZv)